Human GPS
Guest: Michael Bond, author of "From Here to There: The Art and Science of Finding and Losing Our Way"
Our smartphone's GPS may give us a sense of security, we are losing innate cognitive abilities when we rely on devices to wayfind for us. Why you should allow yourself the possibility of getting lost. Children, in fact, already know the value of wandering.

Where did the Polynesian People Really Come From?
Guest: Christina Thompson, "Harvard Review" editor, author of "Sea People: The Puzzle of Polynesia" and "Come On Shore and We Will Kill and Eat You All: A New Zealand Story"
How did the earliest Polynesians conquer the largest ocean on our planet? How did they manage to colonize virtually every habitable island in the vast, watery triangle between Hawaii, New Zealand, and Easter Island?  It’s quite the historical puzzle—a puzzle we’ll try to solve.